TWI717307B - Slide rail assembly - Google Patents

Abstract

A slide rail assembly includes a first rail, a bracket, a second rail and a locking device. The bracket is arranged at the first rail and has a locking portion. The second rail is displaceable with respect to the first rail. The locking device is arranged at the second rail. The locking device includes a locking base and a locking member. The locking base is operably located at one of an open state and a closed state relative to the second rail. The locking member is arranged at the locking base. When the second rail is located at a predetermined position with respect to the first rail, the locking base is operably located at the closed state such that the locking member can be fastened to the locking portion of the bracket.

Description

Slide rail assembly

The present invention relates to a sliding rail, in particular to a sliding rail assembly with a lock device.

For example, US Patent Publication No. US 6,644,481 B2 discloses a device for rack-mounting a chassis, which discloses a mounting frame and a sliding bracket. The mounting frame is attached to a rack through at least one connector; and the sliding bracket can position the chassis in the rack through a flange. It can be seen from Figure 1 of the patent that the flange is not movable relative to the sliding bracket, and the flange is used to connect to the mounting frame or the rack.

However, with different market demands, how to develop a different slide rail product with brackets has become a topic worthy of discussion.

The invention relates to a sliding rail assembly with a lock device.

According to one aspect of the present invention, a slide rail assembly includes a first rail, a front bracket, a second rail, and a lock device. The front bracket is arranged on the first rail, the front bracket has a lock portion; the second rail is movable from a folded position to an extended position relative to the first rail; the lock device is arranged on the second rail , The lock device includes a lock seat and a lock piece, wherein the lock seat is opposite to the second rail It is operatively in one of an open state and a closed state. When the lock base is in the closed state, the lock corresponds to the lock portion of the front bracket; when the lock base is in the open state, the lock Far away from the lock portion of the front bracket; wherein, when the second rail is in the folded position relative to the first rail, the lock base is operatively in the closed state, allowing the lock to be locked into the front bracket The lock part prevents the second rail from moving from the folded position to the extended position relative to the first rail.

Preferably, the front bracket includes a side plate and an end plate substantially perpendicularly connected to the side plate, two mounting parts are arranged on the end plate, and the lock portion is located between the two mounting parts.

Preferably, the lock device is arranged adjacent to a front end of the second rail.

Preferably, the lock portion is a screw hole, the lock element includes an operating portion and a threaded portion connected to the operating portion, and the threaded portion and the lock portion are screwed structures that match each other.

Preferably, the inner side of the end adjacent to the second rail is connected to a fixed base, the fixed base is positioned beyond the end plate of the front bracket, the fixed base has a hole, and the lock base has a connection The section passes through the hole of the fixed base to connect the lock base to the fixed base.

Preferably, the fixed base has a thickness, the connecting section of the lock base defines a connecting space with a boundary, and the width in the connecting space is greater than the thickness, so that the lock base can be horizontally adjusted in position relative to the fixed base .

Preferably, the lock base has a bent section that can be adjacent to the front bracket End plate.

Preferably, when the lock base is in the closed state and the lock is locked into the lock portion of the front bracket, the lock base and the second rail are substantially located on the same longitudinal plane.

Preferably, the slide rail assembly further includes a fastener movably mounted on the front bracket, and when the fastener is in a locked position, a fastener portion of the fastener is adjacent to the end plate of the front bracket.

According to another aspect of the present invention, a slide rail assembly suitable for installation in a rack, the rack includes at least a pair of machine columns, and each machine column is installed with a corresponding slide rail assembly, the slide rail assembly The assembly includes a first rail, a front bracket, a second rail and a lock device. The front bracket is arranged on the first rail, the front bracket has a lock portion; the second rail can carry a load, and the second rail can move from a folded position to the rack relative to the first rail The lock device is arranged on the second rail, the lock device includes a lock base and a lock piece, wherein the lock base is operably in one of an open state and a closed state relative to the second rail, when the When the lock base is in the closed state, the lock member corresponds to the lock portion of the front bracket; when the lock base is in the open state, the lock member is away from the lock portion of the front bracket; wherein, when the second rail When located in the folded position relative to the first rail, the lock base is operatively in the closed state, allowing the lock to be locked into the lock portion of the front bracket, so that the load is kept in the frame, and cannot be arbitrarily Move to the outside of the frame.

According to another aspect of the present invention, a slide rail assembly includes a first rail, a bracket, a second rail, and a lock device. The bracket is arranged on the A rail, the bracket has a lock portion; the second rail can be displaced relative to the first rail; the lock device is arranged on the second rail, the lock device includes a lock base and a lock element, wherein the lock base It is operably in one of an open state and a closed state relative to the second rail, and the lock is arranged on the lock base; wherein, when the second rail is located at a predetermined position relative to the first rail, the lock base It is operatively in the closed state to allow the lock member to be locked into the lock portion of the bracket.

20: Slide rail assembly

22: The first track

24: front bracket

26: second track

26a: Front end

26b: Rear end

28: lock device

30: Rear bracket

32: Channel

34a: The first wall

34b: second wall

36: longitudinal wall

38: lock part

40: lock seat

42: lock

44: side panel

46: End plate

48: mounting parts

50: fixed base

52: connection segment

54: Operation Department

56: Threaded part

58: bending section

60: side

62: Fastener

64: axis

65: Buckle

66a: front pillar

66b: rear pillar

68: Carrier

70a: first mounting hole

70b: second mounting hole

70c: third mounting hole

C: locked position

D1: First direction

D2: second direction

H: Hole

K1: On state

K2: closed state

L: longitudinal plane

P1: Folded position

P2: extended position

R: predetermined direction

S: connecting space

T: thickness

Y1: first lateral position

Y2: second lateral position

Figure 1 shows a schematic diagram of the assembly of the slide rail assembly of the embodiment of the present invention;

2 shows an exploded schematic diagram of the slide rail assembly of the embodiment of the present invention including a first rail and a second rail;

3 shows a partial schematic diagram of a lock seat of the slide rail assembly in an open state relative to the second rail of the embodiment of the present invention;

4 shows a partial schematic diagram of the lock base of the slide rail assembly of the embodiment of the present invention, which is closed in a predetermined direction from an open state with respect to the second rail;

Figure 5 shows a partial schematic diagram of the sliding rail assembly of the embodiment of the present invention where the lock base is in a closed state relative to the second rail;

6 shows a schematic diagram of the slide rail assembly of the embodiment of the present invention applied to a rack, and the second rail is located in a folded position relative to the first rail;

7 shows a schematic diagram of the slide rail assembly of the embodiment of the present invention applied to the rack, the second rail is located in the folded position relative to the first rail, and the lock base is not yet locked to the rack;

8 shows a schematic diagram of the slide rail assembly of the embodiment of the present invention applied to the rack, the second rail is located in the folded position relative to the first rail, and the lock base is locked to the rack;

9 shows a schematic diagram of the slide rail assembly of the embodiment of the present invention applied to the rack, and the second rail is located at an extended position relative to the first rail;

Figure 10 shows a partial schematic view of the sliding rail assembly of the embodiment of the present invention where the lock base is in a first lateral position relative to the second rail; and

FIG. 11 shows a partial schematic diagram of the lock base of the sliding rail assembly in a second lateral position relative to the second rail of the embodiment of the present invention.

As shown in FIGS. 1 and 2, a sliding rail assembly 20 according to an embodiment of the present invention includes a first rail 22, a bracket, a second rail 26 and a lock device 28. The bracket is, for example, a front bracket 24, but the implementation is not limited. Preferably, another bracket is further included, such as a rear bracket 30.

The first rail 22 has a first end and a second end away from the first end, such as a front end and a rear end. The first rail 22 includes a plurality of walls to define a channel 32 for the second rail 26 to be movably installed. Here, a first wall 34a, a second wall 34b, and a longitudinal wall 36 are arranged at a predetermined position of the first rail 22 to connect between the first wall 34a and the second wall 34b. The first wall 34a, the second wall 34b and the longitudinal wall 36 jointly define the channel 32.

The front bracket 24 is arranged on the first rail 22, and the front bracket 24 has a lock portion 38. Preferably, the front bracket 24 is arranged adjacent to the front end of the first rail 22. On the other hand, the rear bracket 30 is arranged adjacent to the rear end of the first rail 22. Preferably, one of the front bracket 24 and the rear bracket 30 can be longitudinally adjusted relative to the first rail 22. Preferably, the front bracket 24 includes a side plate 44 and an end plate 46 adjacent to the side plate 44. Here, the end plate 46 is connected to the side plate 44 substantially vertically as an example, wherein the end plate 46 is arranged There are two Ann The mounting member 48, and the lock portion 38 is located between the two mounting members 48.

The second rail 26 can be longitudinally displaced relative to the first rail 22. The second rail 26 has a first end and a second end away from the first end, for example, a front end 26a and a rear end 26b. It is worth mentioning that in this embodiment, the X-axis direction is the longitudinal direction (or the length direction or the displacement direction of the slide rail), the Y-axis direction is the horizontal direction (or the lateral direction of the slide rail), and the Z-axis direction is the vertical direction ( Or the height direction of the slide rail).

The lock device 28 is arranged adjacent to the second rail 26, and the lock device 28 includes a lock base 40 and a lock element 42.

Preferably, the locking device 28 is arranged at the front end 26 a of the second rail 26.

Preferably, a fixed base 50 is connected to the inner side adjacent to the front end portion 26a of the second rail 26. When the second rail 26 is in a folded position, the position of the fixed base 50 exceeds the front bracket 24 The end plate 46 (shown in Figure 1); the fixed base 50 has a hole H, the lock base 40 has a connecting section 52 passing through the hole H of the fixed base 50, so that the lock base 40 is connected (for example Movably connected) to the fixed base 50. On the other hand, the lock member 42 is arranged on the lock seat 40.

As shown in FIGS. 3 to 5, the lock base 40 is operably in one of an open state K1 (as shown in FIG. 3) and a closed state K2 (as shown in FIG. 5) relative to the second rail 26. Here, the lock base 40 can be rotated from the open state K1 to the closed state K2 relative to the second rail 26; or, the lock base 40 can be rotated from the closed state K2 to the open state relative to the second rail 26 Take K1 as an example.

When the lock base 40 is in the open state K1, the lock 42 is far away (or misaligned) from the lock portion 38 of the front bracket 24 (as shown in FIG. 3); when the lock base 40 is in the closed state K2 At this time, the lock 42 corresponds to (or is aligned with) the lock portion 38 of the front bracket 24 (as shown in FIG. 5).

Preferably, the lock portion 38 is a screw hole, and the lock member 42 includes an operating portion 54 and a threaded portion 56 connected to the operating portion 54. The threaded portion 56 and the lock portion 38 are screwed structures that match each other.

Furthermore, when the second rail 26 is located at a predetermined position relative to the first rail 22, such as the folded position P1, the lock base 40 can be operated from the open state K1 (as shown in FIG. 3) to one position. The predetermined direction R (as shown in FIG. 4) is rotated to the closed state K2, so that the lock member 42 can be locked to the lock portion 38 of the front bracket 24 through the threaded portion 56, so that the second rail 26 is opposite to the first The rail 22 cannot be displaced from the folded position P1 (as shown in FIG. 5). That is, when the lock 42 is locked into the lock portion 38 of the front bracket 24, the second rail 26 is fixed at the folded position P1. It is worth mentioning that when the lock base 40 is in the closed state K2 and the lock 42 corresponds (or aligns) with the lock portion 38 of the front bracket 24, the user can manually or a tool (such as A screwdriver) applies force to the operating portion 54 to rotate the lock member 42 to lock the threaded portion 56 to the lock portion 38 of the front bracket 24 (as shown in FIG. 5).

Preferably, the lock base 40 has a bending section 58, when the lock base 40 is in the closed state K2, the bending section 58 of the lock base 40 can be adjacent to the end plate 46 of the front bracket 24 Side 60 (as shown in Figure 5).

Preferably, the slide rail assembly 20 further includes a fastener 62 movably mounted Installed on the front bracket 24 (as shown in Figure 3). For example, the fastener 62 is pivotally connected to the front bracket 24 through a shaft 64, so that the fastener 62 can move between a locked position C (as shown in FIG. 3) or an unlocked position (not shown). Wherein, when the fastener 62 is in the locking position C, a fastener portion 65 of the fastener 62 is adjacent to the front of the end plate 46 of the front bracket 24. Preferably, the fastener 62 can be held in the locked position C by the elastic force of an elastic part. Since the fastener 62 is a technical category that can be understood by those familiar with the field, for the sake of brevity, it will not be added here. Repeat.

As shown in Fig. 6 and Fig. 7, two slide rail assemblies 20 are mounted to a rack. Specifically, the frame includes at least a pair of machine columns, for example, a pair of front machine columns 66a and a pair of rear machine columns 66b, and each front machine column 66a and each rear machine column 66b are installed with a corresponding slide rail assembly. The first rail 22 of the slide rail assembly 20 is installed to the front pillar 66a and the rear pillar 66b through the front bracket 24 and the rear bracket 30, respectively, and the second rail 26 can A carrier 68, such as an electronic device, is carried. The second rail 26 is at the folded position P1 relative to the first rail 22. Wherein, the principle of the front bracket 24 being mounted to the front column 66a and the rear bracket 30 being mounted to the rear column 66b are substantially the same. For example, the front column 66a includes a plurality of mounting holes (for example, a A mounting hole 70a, a second mounting hole 70b, and a third mounting hole 70c are located between the first mounting hole 70a and the second mounting hole 70b), the front bracket 24 can pass through the two mounting members 48 Installed to the first mounting hole 70a and the second mounting hole 70b of the front machine column 66a, and the fastener 62 is in the locking position C and can be locked in front of the front machine column 66a by means of the buckle 65 (as shown in FIG. 7 ). Wherein, the lock base 40 is operatively in the open state K1 relative to the second rail 26. At this time, The second rail 26 can be displaced relative to the first rail 22 from the folded position P1 to a first direction D1.

As shown in FIG. 8, when the second rail 26 is in the folded position P1 relative to the first rail 22, the lock base 40 is operatively in the closed state K2, so that the threaded portion 56 of the lock 42 can be locked The lock portion 38 of the front bracket 24 is inserted to keep the load 68 in the frame and cannot be moved outside the frame arbitrarily. Furthermore, once the lock base 40 is operably in the closed state K2 relative to the second rail 26, when the threaded portion 56 of the lock 42 is locked into the lock portion 38 of the front bracket 24, the second rail 26 is not movable relative to the first rail 22 from the folded position P1 to the first direction D1. That is, the carrier 68 is fixed at the folded position P1.

As shown in FIG. 9, once the lock base 40 is no longer in the closed state K2 relative to the second rail 26 (for example, in the open state K1), the second rail 26 can be retracted from the first rail 22. The closing position P1 is displaced in the first direction D1 to an extended position P2 and is located outside the frame. It is worth mentioning that the second rail 26 can be displaced relative to the first rail 22 from the extended position P2 to a second direction D2 opposite to the first direction D1 to the retracted position P1 and return to the rack. .

As shown in FIGS. 10 and 11, the fastener 62 is omitted, wherein the fixed base 50 has a thickness T (as shown in FIG. 10), and the connecting section 52 of the lock base 40 defines a boundary The connecting space S has a width greater than the thickness T, so that the lock base 40 can be horizontally adjusted relative to the fixed base 50 of the second rail 26. For example, the lock base 40 can be adjusted and displaced from a first lateral position Y1 (as shown in FIG. 10) to a second lateral position Y2 (as shown in FIG. 11). Show).

Preferably, when the lock base 40 is located at the second lateral position Y2 and in the closed state K2, so that the lock 42 is locked into the lock portion 38 of the front bracket 24 (as shown in FIG. 11), the lock One side of the seat 40 and one side of the second rail 26 are substantially on the same longitudinal plane L. This has the advantage, for example, that when the second rail 26 is in the folded position P1 relative to the first rail 22, it can be ensured that the lock seat 40 will not be blocked in front of the load 68, for example, the lock seat 40 will not The electronic connectors, cables, warning lights, or related signs of the load, etc., arranged in front of the load 68 are blocked, so that it is helpful for the on-site personnel to maintain the load 68 or the slide rail. Alternatively, the lock base 40 is located at the second lateral position Y2 to facilitate alignment or locking of the lock 42 to the lock portion 38 of the front bracket 24. Preferably, the bent section 58 of the lock base 40 can be correspondingly fixed to the front surface of the machine column (for example, the front machine column 66a) (as shown in FIG. 11), which helps the front bracket 24 to be mounted to the The tightening effect of the machine column is improved.

It can be seen that the slide rail assembly 20 provided by the embodiment of the present invention includes the following features:

1. When the second rail 26 is in the folded position P1 relative to the first rail 22, the lock base 40 is in the closed state K2, allowing the lock 42 to be locked into the lock portion 38 of the front bracket 24, The second rail 26 cannot be displaced from the folded position P1 to the extended position P2 relative to the first rail 22. According to this configuration, when the slide rail assembly 20 is applied to the rack, the second rail 26 cannot move from the folded position P1 to the extended position P2 relative to the first rail 22 By moving, the load 68 can be kept in the frame and cannot be moved outside the frame arbitrarily.

2. The position of the lock base 40 relative to the second rail 26 can be adjusted laterally.

Although the present invention has been disclosed in the foregoing preferred embodiments, it is not intended to limit the present invention. Therefore, the scope of protection of the present invention is subject to the scope of the attached patent application.

20: Slide rail assembly

22: The first track

24: front bracket

26: second track

26a: Front end

26b: Rear end

28: lock device

30: Rear bracket

34a: The first wall

34b: second wall

38: lock part

40: lock seat

42: lock

46: End plate

48: mounting parts

50: fixed base

52: connection segment

H: Hole

Claims (20)

A sliding rail assembly, comprising: a first rail; a front bracket arranged on the first rail, the front bracket having a lock portion; a second rail can be displaced from a folded position relative to the first rail An extended position; and a lock device is arranged on the second rail, the lock device includes a lock base and a lock member, wherein the lock base is operatively movable relative to the second rail in an open state and a closed state 1. The position of the lock base can be adjusted horizontally relative to the second rail. When the lock base is in the closed state, the lock member corresponds to the lock portion of the front bracket; when the lock base is in the open state, the lock Member is far away from the lock portion of the front bracket; wherein, when the second rail is in the folded position relative to the first rail, the lock base is operatively in the closed state, so that the lock member can be locked into the front bracket The lock portion of the frame prevents the second rail from moving from the folded position to the extended position relative to the first rail. The slide rail assembly according to claim 1, wherein the front bracket includes a side plate and an end plate substantially perpendicularly connected to the side plate, two mounting parts are arranged on the end plate, and the lock portion is located at the Between two mounting parts. The slide rail assembly according to claim 2, wherein the lock device is arranged at a front end adjacent to the second rail. The slide rail assembly of claim 3, wherein the lock portion is a screw hole, the lock includes an operating portion and a threaded portion connected to the operating portion, and the threaded portion and the lock portion are screwed connections that match each other structure. The slide rail assembly according to claim 2, wherein the inner side of the end adjacent to the second rail is connected to a fixed base, the fixed base is positioned beyond the end plate of the front bracket, and the fixed base There is a hole, and the lock base has a hole through which a connecting section passes through the fixed base, so that the lock base is connected to the fixed base. The slide rail assembly according to claim 5, wherein the fixed base has a thickness, the connecting section of the lock seat defines a connecting space with a boundary, and the width in the connecting space is greater than the thickness, so that the lock The position of the seat relative to the fixed base can be adjusted horizontally. The slide rail assembly according to claim 5, wherein the lock base has a bent section adjacent to the end plate of the front bracket. The sliding rail assembly of claim 1, wherein when the lock base is in the closed state and the lock is locked into the lock portion of the front bracket, the lock base and the second rail are substantially located The same longitudinal plane. The slide rail assembly of claim 2, further comprising a fastener movably installed on the front bracket, and when the fastener is in a locked position, a fastener portion of the fastener is adjacent to the front bracket End plate. A slide rail assembly suitable for installation in a rack. The rack includes at least a pair of machine columns. Each machine column is equipped with a corresponding slide rail assembly. The slide rail assembly includes: A first rail; a front bracket is arranged on the first rail, the front bracket has a lock portion; a second rail can carry a load, the second rail can be folded relative to the first rail And a lock device is arranged on the second rail. The lock device includes a lock base and a lock member, wherein the lock base is operatively movable relative to the second rail in an open state and a One of the closed states, the position of the lock base can be adjusted horizontally relative to the second rail, when the lock base is in the closed state, the lock member corresponds to the lock portion of the front bracket; when the lock base is in the open state , The lock is far away from the lock portion of the front bracket; wherein, when the second rail is in the folded position relative to the first rail, the lock base is operatively in the closed state, so that the lock can be locked in The lock part of the front bracket keeps the load inside the frame and cannot move out of the frame arbitrarily. The slide rail assembly according to claim 10, wherein the front bracket includes a side plate and an end plate substantially vertically connected to the side plate, two mounting parts are arranged on the end plate, and the lock portion is located at the Between two mounting parts. The slide rail assembly according to claim 11, wherein the lock device is arranged at a front end adjacent to the second rail. The slide rail assembly of claim 12, wherein the lock portion is a screw hole, the lock includes an operating portion and a threaded portion connected to the operating portion, and the threaded portion and the lock portion are screwed connections that match each other structure. The slide rail assembly according to claim 11, wherein the inner side of the end adjacent to the second rail is connected to a fixed base, and the fixed base is positioned beyond the end plate of the front bracket, and the fixed base There is a hole, and the lock base has a hole through which a connecting section passes through the fixed base, so that the lock base is connected to the fixed base. The slide rail assembly according to claim 14, wherein the fixed base has a thickness, the connecting section of the lock seat defines a connecting space with a boundary, and the width in the connecting space is greater than the thickness, so that the lock The position of the base can be adjusted horizontally relative to the fixed base. The slide rail assembly according to claim 14, wherein the lock base has a bent section that can be used to abut the machine column. The slide rail assembly of claim 11, wherein, when the lock base is in the closed state and the lock is locked into the lock portion of the front bracket, the lock base and the second rail are substantially located The same longitudinal plane. A sliding rail assembly, comprising: a first rail; a bracket arranged on the first rail, the bracket having a lock portion; a second rail movable relative to the first rail; and a lock device arranged on the The second rail, the lock device includes a lock base and a lock element, wherein the lock base is operatively movable relative to the second rail in one of an open state and a closed state, and the lock base is relatively movable relative to the second rail Adjust the position horizontally, and the lock piece is arranged on the lock seat; Wherein, when the second rail is located at a predetermined position relative to the first rail, the lock base is operatively in the closed state, so that the lock member can be locked into the lock portion of the bracket. The slide rail assembly according to claim 18, wherein the bracket includes a side plate and an end plate adjacent to the side plate, two mounting parts are arranged on the end plate, and the lock portion is located on the two mounting parts between. The slide rail assembly of claim 19, wherein the lock device is arranged at an end adjacent to the second rail, the lock portion is a screw hole, and the lock includes a threaded portion, the threaded portion and the lock portion It is a matching screw structure.

Images